Ryobi rcs3535cb petrol chainsaw with a powerful 2 stroke 35cc engine and a fast acting inertia activated chain brake for increased safety it has a tool less chain tensioning system automatic chain and bar lubrication and clear fuel and oil tank for easy view of fluid levels the 3 point anti vibration isolation gives user comfort and reduced fatigue during prolonged use comes in a tough robust carry case input power 35cc petrol 2 stroke capacity of tank 03 litre bar length 35cm chain speed 125 ms